Measurement of Electrical Quantities

Measurement of Electrical Quantities: Measurement of electrical quantities which includes Measurement of Voltage Measurement of Current Frequency Measurement Phase-Angle Measurement Power-Factor Measurement Impedance Measurement VA Measurement Power Measurement VAR Measurement…

Continue Reading Measurement of Electrical Quantities

Measurement of Physical Quantities

Measurement of Physical Quantities: Measurement of Physical Quantities is given by Displacement Measurement Strain Measurement Force Measurement Torque Measurement Pressure Measurement Temperature Measurement Water-Level Indicator Measurement and Display of Speed…

Continue Reading Measurement of Physical Quantities

Introduction to Electrical Machines Articles

Introduction to Electrical Machines Articles: Electric Generator Diagram : Electric Generator Diagram – Electricity does not occur naturally in usable form and it also cannot be stored in usefully large…

Continue Reading Introduction to Electrical Machines Articles

Electrical Transducer

Electrical Transducer: A transducer is defined as a device that receives energy from one system and transmits it to another, often in a different form. Broadly defined, the transducer is…

Continue Reading Electrical Transducer

Cathode Ray Oscilloscope Articles

Cathode Ray Oscilloscope Articles: Block Diagram of a General Purpose CRO and its workings: The modern time-domain General Purpose CRO, regardless of its sophistication, consists of the following main units.…

Continue Reading Cathode Ray Oscilloscope Articles

Static Differential Relay Block Diagram and Working Principle

Static Differential Relay Block Diagram and Working Principle: The differential relay measures the phasor difference between two similar electrical quantities (voltage-voltage or current-current). The rectifier bridge amplitude comparator is the…

Continue Reading Static Differential Relay Block Diagram and Working Principle

Classification of Relays

Classification of Relays: The protective relay may be defined as an electrical device interposed between the main circuit and the circuit breaker in such a manner that any abnormality in…

Continue Reading Classification of Relays